介绍了利用激光干涉形成的亮条纹引发预聚物/液晶的混合物相分离,制备了二维电调谐光栅.在对样品进行一次曝光之后,将样品绕着基板中心的法线方向转动一定的角度(如90 °),再进行一次曝光,获得格子结构的聚合物/液晶二维光栅.实验结果表明,光栅中的聚合物和液晶在二维空间上呈周期性分布,其衍射图样为空间点阵且衍射效率可以利用电场进行调节.
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